:root {
  --navy: #0b1f3a;
  --ink: #12263f;
  --steel: #3a516b;
  --cyan: #2bb8e8;
  --signal: #1a9bc7;
  --alert: #c45c26;
  --canvas: #eef4f9;
  --mist: #f7fbfe;
  --line: #c9d7e5;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(11, 31, 58, 0.12);
  --radius: 16px;
  --radius-sm: 12px;
  --container: 1120px;
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--canvas);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.eyebrow-dark {
  color: var(--signal);
}

.section {
  padding: 96px 0;
}

.section-light {
  background: var(--mist);
}

.section-head {
  max-width: 680px;
  margin-bottom: 48px;
}

.section-head h2,
.hero h1,
.contact-card h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--navy);
}

.section-lead,
.hero .lead,
.contact-card .section-lead {
  margin: 0;
  font-size: 1.08rem;
  color: var(--steel);
}

/* Header */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  transition: background 0.25s ease, box-shadow 0.25s ease, backdrop-filter 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(7, 22, 40, 0.88);
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  color: var(--white);
}

.wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.wordmark-top {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.wordmark-bottom {
  margin-top: 2px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav a {
  font-size: 0.92rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.84);
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--cyan);
}

.lang-switch {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.lang-btn.is-active {
  background: var(--cyan);
  color: var(--navy);
}

/* Hero */

.hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 56px) 0 88px;
  background: linear-gradient(145deg, #071628 0%, var(--navy) 42%, #123a5c 100%);
  color: var(--white);
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
}

.orb-a {
  width: 280px;
  height: 280px;
  top: -60px;
  right: -40px;
  background: rgba(43, 184, 232, 0.22);
}

.orb-b {
  width: 220px;
  height: 220px;
  bottom: -40px;
  left: -30px;
  background: rgba(43, 184, 232, 0.12);
}

.grid-lines {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, black, transparent 85%);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  color: var(--white);
  max-width: 14ch;
}

.hero .lead {
  max-width: 52ch;
  color: rgba(255, 255, 255, 0.78);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--cyan);
  color: var(--navy);
  box-shadow: 0 12px 30px rgba(43, 184, 232, 0.28);
}

.btn-primary:hover {
  background: #45c8f2;
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}

.btn-ghost-light {
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: var(--white);
  background: transparent;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-stats li {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.lockup-card {
  padding: 40px 36px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(8px);
}

.lockup-eyebrow {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
}

.lockup-title {
  margin: 8px 0 0;
  font-size: clamp(2.8rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 0.95;
  color: var(--white);
}

.lockup-product {
  margin: 18px 0 0;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.lockup-product span {
  font-weight: 800;
}

.lockup-divider {
  height: 1px;
  margin: 24px 0 20px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.28), transparent);
}

.lockup-tags,
.panel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  justify-content: center;
}

.lockup-tags li,
.panel-tags li {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.lockup-tags li {
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.panel-tags li {
  color: var(--signal);
  background: rgba(26, 155, 199, 0.1);
  border: 1px solid rgba(26, 155, 199, 0.18);
}

/* Features */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 10px 30px rgba(11, 31, 58, 0.05);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 12px;
  color: var(--signal);
  background: rgba(26, 155, 199, 0.1);
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
  color: var(--navy);
}

.feature-card p {
  margin: 0;
  color: var(--steel);
  font-size: 0.96rem;
}

/* Steps */

.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.step {
  display: flex;
  gap: 18px;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
}

.step-num {
  flex: 0 0 auto;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.step h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--navy);
}

.step p {
  margin: 0;
  color: var(--steel);
  font-size: 0.95rem;
}

/* App section */

.section-app {
  background:
    radial-gradient(circle at top right, rgba(43, 184, 232, 0.12), transparent 42%),
    var(--canvas);
}

.app-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.app-card {
  padding: 28px 24px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(11, 31, 58, 0.05);
}

.app-card h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  color: var(--navy);
}

.app-card p {
  margin: 0;
  color: var(--steel);
  font-size: 0.95rem;
}

/* Tech */

.section-dark {
  background: linear-gradient(160deg, #071628 0%, var(--navy) 55%, #123a5c 100%);
  color: var(--white);
}

.section-dark .section-head h2 {
  color: var(--white);
}

.section-dark .section-lead {
  color: rgba(255, 255, 255, 0.74);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.tech-card {
  padding: 24px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-card h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: var(--white);
}

.tech-card p {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.72);
}

/* Clinics */

.clinics-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.check-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--steel);
  font-weight: 600;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(26, 155, 199, 0.16);
  box-shadow: inset 0 0 0 2px var(--signal);
}

.panel-card {
  padding: 40px 32px;
  border-radius: 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--white), #f3f9fd);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel-brand-top {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--steel);
}

.panel-brand-bottom {
  margin: 6px 0 0;
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--navy);
}

.panel-product {
  margin: 16px 0 22px;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
}

/* Contact */

.section-contact {
  padding-bottom: 112px;
}

.contact-card {
  padding: 48px;
  border-radius: 24px;
  background: linear-gradient(145deg, #071628 0%, var(--navy) 50%, #123a5c 100%);
  color: var(--white);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  color: var(--white);
}

.contact-card .section-lead {
  color: rgba(255, 255, 255, 0.76);
  max-width: 58ch;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* Footer */

.site-footer {
  padding: 32px 0 40px;
  background: #061220;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner {
  display: grid;
  gap: 18px;
}

.footer-brand {
  margin: 0;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.06em;
}

.footer-tagline {
  margin: 6px 0 0;
  font-size: 0.92rem;
}

.footer-links a {
  color: var(--cyan);
  font-weight: 600;
}

.footer-copy {
  margin: 8px 0 0;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Reveal */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */

@media (max-width: 980px) {
  .hero-grid,
  .clinics-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .tech-grid,
  .app-features {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .nav {
    display: none;
  }

  .section {
    padding: 72px 0;
  }

  .steps,
  .feature-grid,
  .tech-grid,
  .app-features {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: 32px 24px;
  }

  .hero h1 {
    max-width: none;
  }
}